“煤矸石”的拼音为：méi gān shí...

煤矸石是我国最大的工业固体废物源.Coal gangue is the largest source of industrial solid waste in China.煤矸石是采煤业选煤的尾矿.Coal waste is tailings of coal concentration of coal - winning industry.煤矸石喷射水泥主要用于喷射混凝土.The gangue jet cement is mainly ...

“煤矸石”的英语可以翻译为：gangue，coal gangue，coal refuses ...